Principal Tools Engineer Simulation
1X is a Palo Alto-based AI and robotics company developing general-purpose humanoid robots, led by its NEO home robot.
Maintainer signals as of 9/25/2026
Palo Alto, United States
About 1X
1X develops humanoid robots that live and learn alongside people. Its flagship product, NEO, is a home robot designed to autonomously help with household tasks, supported by the company’s embodied-AI systems.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will build simulation tooling for robotics development. You will improve simulators, developer workflows, content pipelines, asset management, automated testing, and CI/CD integration while establishing scalable platform architecture and engineering practices.
Requirements
- 6+ years of professional experience at Senior level or 10+ years at Staff level developing game engine tooling, simulation platforms, developer tools, or content pipelines
- Bachelor's degree in Computer Science, Software Engineering, Game Development, or a related technical field
- Proficiency in C++, C#, Python, or similar programming languages
- Experience developing tools within Unreal Engine, Unity, proprietary game engines, or simulation environments
- Experience building CI/CD pipelines, automated testing frameworks, or deployment systems
Responsibilities
- Design and build scalable tooling for creating, managing, and testing simulation environments
- Improve simulation content pipelines for asset ingestion, environment creation, versioning, validation, and deployment
- Integrate simulators into automated testing frameworks and CI/CD pipelines
- Build internal tools that improve developer productivity and reliability
- Establish scalable simulation-platform architecture and engineering best practices
Benefits
- Medical, dental, and vision coverage
- Paid time off, company holidays, and parental leave
- 401(k) plan with company match
- Flexible Spending Account and Health Savings Account options
- Commuter benefits
- Short-term and long-term disability insurance
- Life insurance
- Employee Assistance Program
- Onsite snacks and catered lunches